Septodont Dimenol – Impression Disinfectant Spray Indications Disinfection of impression materials (alginate, silicone). Features & Benefits No significant effect on dimensional stability of impressions. Compatible with casting materials. Bactericidal: NF EN 13727. Yeasticidal: NF EN 13624. Virucidal: active against HIV-1 according to NF T 72-180.